throughout

The word “throughout” means in every part of something, or during the whole of a period of time. In plain terms, covering the whole of a place or the whole of a period of time.

“Throughout” is pronounced throo-OWT (/θɹuːˈaʊt/ in IPA).

Here is “throughout” used in a sentence: “The policy applies throughout the company.”

Depending on how it is used, “throughout” can be a preposition and an adverb.

The word “throughout” comes from Old English. From Old English þurh ūt, literally "through out" — a straightforward combination of "through" and "out.".

“Throughout” is a very common word in modern English, usually learned at around the B1 level.

“Throughout” has 2 distinct senses listed in this dictionary. The most common is: in every part of something, or during the whole of a period of time.

During tells you something happens within a period, but not necessarily the whole of it — 'a phone rang during the film.' Throughout stresses the entire span or every part — 'it rained throughout the day' means all day long. Throughout also covers space, meaning in every part, which during cannot.

Throughout works for both place and time. For place: 'shops appeared throughout the city,' meaning in every part of it. For time: 'she stayed calm throughout the interview,' meaning for its whole duration. In both, throughout signals completeness — nowhere and no moment is left out.